A)
B)
C)
D)
Correct Answer: B
Solution :
Apply Einstien equation of photoelectric effect. \[\operatorname{W}={{W}_{o}}+K{{E}_{max}}\] \[\operatorname{h}v=\operatorname{h}{{v}_{\operatorname{o}}}+{{\operatorname{KE}}_{\max }}\] \[{{\operatorname{KE}}_{max}}=h(v-{{v}_{o}})\] \[{{\operatorname{KE}}_{max}}\propto v-{{v}_{o}}\]You need to login to perform this action.
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